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public class Main {
    // Function to calculate max water area
    public static int maxArea(int[] nums) {
        int max = Integer.MIN_VALUE;

        // Try every possible pair of lines
        for (int i = 0; i < nums.length; i++) {
            for (int j = i + 1; j < nums.length; j++) {
                // Height = min of the two lines, width = j - i
                int water = (j - i) * Math.min(nums[i], nums[j]);

                // Update maximum
                max = Math.max(max, water);
            }
        }

        return max;
    }

    public static void main(String[] args) {
        int[] nums = {1, 4, 2, 3};

        // Output the result
        System.out.println("Maximum amount of water is: " + maxArea(nums));
    }
}

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# Function to compute max water area
def maxArea(nums):
    # Initialize max area
    mx = float('-inf')

    # Try every pair (i, j)
    for i in range(len(nums)):
        for j in range(i + 1, len(nums)):
            # Area is width * min height
            water = (j - i) * min(nums[i], nums[j])

            # Update max
            mx = max(mx, water)

    return mx

# Driver code
if __name__ == "__main__":
    nums = [1, 4, 2, 3]

    # Output the result
    print("Maximum amount of water is:", maxArea(nums))

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// Function to calculate maximum water area
function maxArea(nums) {
  let max = -Infinity;

  // Try every combination of two lines
  for (let i = 0; i < nums.length; i++) {
    for (let j = i + 1; j < nums.length; j++) {
      // Width = j - i, height = min of two lines
      let water = (j - i) * Math.min(nums[i], nums[j]);

      // Update max area
      max = Math.max(max, water);
    }
  }

  return max;
}

// Driver code
const nums = [1, 4, 2, 3];

// Output the result
console.log("Maximum amount of water is:", maxArea(nums));